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Pharmacopeial Impurities (EP / USP / BP)

Rifabutin EP Impurity C

Reference StandardAvailable on request

Rifabutin EP Impurity C (CAS 2241829-23-0) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-026710.

Pack sizes
Rifabutin EP Impurity C chemical structure
CAS number2241829-23-0
FormulaC46H60N4O11
Molar mass845 g/mol
Physical formSolid
HS code38229090
InChIKeyZSCGLWDRPXJXJF-BJGNELAZSA-N

About Rifabutin EP Impurity C

Analytical teams working on Rifabutin use Rifabutin EP Impurity C as a qualified comparison standard. Key data (Reference Standard): CAS 2241829-23-0, formula C46H60N4O11 and molar mass 845 g/mol. It is handled as a solid.

Use cases we see most often

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Every shipment includes a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Rifabutin

See every impurity, metabolite and related compound we list for this API.

Rifabutin standards

Typical uses

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Applications

Grade guides

Specifications and identifiers

Specifications of Rifabutin EP Impurity C
Product nameRifabutin EP Impurity C
Catalogue numberZX-026710
CAS number2241829-23-0
IUPAC name[(7S,9E,11S,12R,13S,14R,15R,16S,17R,19E,21Z)-2,15,17,32-tetrahydroxy-11-methoxy-3,7,12,14,16,22-hexamethyl-18-methylidene-1'-(2-methylpropyl)-6,23-dioxospiro[8,33-dioxa-24,27,29-triazapentacyclo[23.6.1.14,7.05,31.026,30]tritriaconta-1(31),2,4,9,19,21,25(32),26,29-nonaene-28,4'-piperidine]-13-yl] acetate
Molecular formulaC46H60N4O11
Molar mass845 g/mol
Exact mass844.4259
GradeReference Standard
Physical formSolid
XLogP35.2
H-bond donors / acceptors5 / 14
Topological polar surface area209 Ų
HS code38229090
InChIKeyZSCGLWDRPXJXJF-BJGNELAZSA-N
SMILESC[C@@H]1[C@H](/C=C/O[C@@]2(C(=O)C3=C(O2)C(=C(C4=C3C5=NC6(CCN(CC6)CC(C)C)N=C5C(=C4O)NC(=O)/C(=C\C=C\C(=C)[C@@H]([C@H]([C@H]([C@H]([C@@H]1OC(=O)C)C)O)C)O)/C)O)C)C)OC
PubChem CID138394031
SynonymsRifabutin - Impurity C, 21,31-Didehydrorifabutin

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of Rifabutin EP Impurity C
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Rifabutin EP Impurity C

Which CAS number identifies Rifabutin EP Impurity C?
Rifabutin EP Impurity C is registered under CAS 2241829-23-0. You may also see it listed as Rifabutin - Impurity C, 21,31-Didehydrorifabutin. Our catalogue number for this item is ZX-026710.
What are the formula and molar mass of Rifabutin EP Impurity C?
For Rifabutin EP Impurity C, its formula is C46H60N4O11 and its molar mass is 845 g/mol. InChIKey ZSCGLWDRPXJXJF-BJGNELAZSA-N lets you match it in any structure database.
How is Rifabutin EP Impurity C used in pharmaceutical QC?
Rifabutin EP Impurity C is a characterised reference material linked to Rifabutin. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Rifabutin EP Impurity C?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Rifabutin EP Impurity C?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Rifabutin EP Impurity C to my country?
Yes. Rifabutin EP Impurity C ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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